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1992 Ford Aerostar 3.0L Poor Idle Quality, Lean
This veh has poor Idle, is extremly rich at idle and seems to be at all times. Shows codes 116 and 172 in eng. run scan, but dcl data shows o sensor and coolant temp to be operating normal. DCL shows spark advance at 35.0 all the time even with spout removed. ...
FIX posted 6/1/2000
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Message Closed w/FIX
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Related Documents & Media 
| VIN | 1FMDA11V5N |
| Engine | 3.0 L / 6 cyl |
| Emissions | U.S. |
| Symptoms | Poor Idle Quality, Lean |
| Occurs | Always |
Trouble Codes
| 111 | koeo |
| 116 | KOER Coolant temp higher or lower than expected |
| 172 | KOER Lack of heated oxygen sensor switches indicates lean |
Message Closed w/FIX
Vehicle Data
1992 Ford Aerostar
| VIN | 1FMDA11V5N |
| Engine | 3.0 L / 6 cyl |
| Emissions | U.S. |
| Symptoms | Poor Idle Quality, Lean |
| Occurs | Always |
Trouble Codes
| 111 | koeo |
| 116 | KOER Coolant temp higher or lower than expected |
| 172 | KOER Lack of heated oxygen sensor switches indicates lean |
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